Question
The average age of 12 boys in the group is 9 years. If 2
more boys join the group, the average is increased by 1 year. What is the average age (in years) of the two new boys in the group?Solution
Average age of 12 boys in a group=9 years Total Age =12Ă9=108 years 3 more boys join the group so the total boys =12+2=14 boys And increased average by 1=9+1=10 years So total age of 14 boys =14Ă10 =140 years total age of new 2 boys =140-108=32 years average age of new 2boys = 32/2=16 years Â
Which body ensures traceability of spice exports through its âSpiceNetâ initiative?
What is the main emphasis of the âPrinciple of Ecologyâ in organic farming?
Which of the following is best suited as catch crop?Â
The Central Institute for Women in Agriculture (ICAR-CIWA), functioning under Indian Council of Agricultural Research is mandated to undertake research ...
Which of the following is a mandatory requirement for the renewal of an FSSAI license?
Laggards constitute âŚâŚâŚâŚâŚâŚ..% of total Indian Population.
The term genotype, phenotype and gene were coined by which of the following scientist?
Desuckering, priming and topping terms are related to which crop?
Indiaâs major trading partner for export of buffalo meat is:
Which Ministry governs the functioning of APEDA?
Relevant for Exams:
